<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            
        }
        #big {
            width: 300px;
            height: 300px;
            background-color: #AFAFAF;
        }
        #bl{
            height: 150px;
            width: 300px;
            background-color: black;
            border-top-left-radius: 150px;
            border-top-right-radius: 150px;
        }
        #wh{
            height: 150px;
            width: 300px;
            background-color:white;
            border-bottom-left-radius: 150px;
            border-bottom-right-radius: 150px;
        }
        #small{
        height: 150px;
        width: 150px;
        background: white;
        position: absolute;
        top: 80px;
        border-radius: 50%;
        }
        #smal{
     height: 150px;
      width: 150px;
         background: black;
         position: absolute;
         top: 80px;
         left: 158px;
        border-radius: 50%;
        }
        #sma{
            height: 50px;
       width: 50px;
         background: black;
         position: absolute;
         top: 132px;
         left: 60px;
       border-radius: 50%;
        }
        #sm{
            height: 50px;
         width: 50px;
         background: white;
         position: absolute;
         top: 135px;
        left:205px;
        border-radius: 50%;
        }
    </style>
</head>
<body>
    <div id="big">
        <div id="bl"></div>
        <div id="wh"></div>
    </div>
    <div id="small"></div>
    <div id="smal"></div>
    <div id="sma"></div>
    <div id="sm"></div>
</body>
</html>